Abstract

The main aim of this paper is to discuss the meaning of Lacan's uses of the structural paradigm. The investigation will emphasize the function of this use in terms of relations between psychoanalysis and history of sciences. Freud, in order to establish the epistemological identity for psychoanalyses was impelled to choose between Naturwissenschaften or Geisteswissenschaften. By assuming the natural sciences model Freud has created what one can call a certain epistemological discomfort: model and object seems not to fit each other. The influence of Koyre's work is here remarkable. Lacan's uses of structural paradigm may be seemed as a strategy to create a new space for psychoanalysis in science. Only a structuralist science could formulate a conception of the subject that is nor naturalistic, nor psychological. This is showed particularly in what concerns the category of cause